Cognomen Lienou (Lienou 
) , all around the world, is quite a rare family name. The cognomen Lienou is habitual in Cameroon, where it is quite a rare surname, France, where it is a very rare surname, and Spain, where it is an extremely rare surname. In absolute terms, it is commonest in Cameroon, France, and Brazil.
| VARIANT | COUNTRY |
|---|---|
| Lienou | China, Cameroon, United States, France, Brazil |